package com.sloth.config;


import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.io.ClassPathResource;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.script.DefaultRedisScript;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;


@Configuration
public class RedisConfig {

    @Bean
    public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory connectionFactory) {
        RedisTemplate<Object, Object> redisTemplate = new RedisTemplate<>();

        // key 序列化
        redisTemplate.setKeySerializer(new StringRedisSerializer());
        // value 序列化
        redisTemplate.setValueSerializer(new GenericJackson2JsonRedisSerializer());

        // hash类型  key 序列化
        redisTemplate.setHashKeySerializer(new StringRedisSerializer());
        // hash类型  value 序列化
        redisTemplate.setHashValueSerializer(new GenericJackson2JsonRedisSerializer());

        redisTemplate.setConnectionFactory(connectionFactory);
        return redisTemplate;
    }

    @Bean
    public DefaultRedisScript<Long> script(){
        DefaultRedisScript<Long> redisScript =new DefaultRedisScript<>();

        // lock.lua 脚本位置 和 application.yml同级目录
        redisScript.setLocation(new ClassPathResource("lock.lua"));
        redisScript.setResultType(Long.class);
        return redisScript;
    }
}